|Ecclesiastical Jurisdictions|Latin name|Type|Rite|Ecclesiastical Province|Established|Area (km2)|
|---|---|---|---|---|---|---|
|Benguela|Benguelensis|Diocese|Roman|Huambo|6 June 1970|49,920|
|Cabinda|Cabindanus|Diocese|Roman|Luanda|2 July 1984|7,120|
|Caxito|Caxitonsis|Diocese|Roman|Luanda|6 June 2007|25,133|
|Dundo|Dundensis|Diocese|Roman|Luanda|9 November 2001|103,130|
|Huambo|Huambensis|Metropolitan Archdiocese|Roman|Huambo|4 September 1940|29,500|
|Kwito-Bié|Kvitobiensis|Diocese|Roman|Huambo|4 September 1940|71,000|
|Luanda|Luandensis|Metropolitan Archdiocese|Roman|Luanda|1596|1,074|
|Lubango|Lubangensis|Metropolitan Archdiocese|Roman|Lubango|27 July 1955|118,000|
|Lwena|Lvenanus|Diocese|Roman|Saurimo|1 July 1963|199,786|
|Malanje|Malaniensis|Metropolitan Archdiocese|Roman|Malanje|25 November 1957|107,000|
|Mbanza Congo|Mbanzacongensis|Diocese|Roman|Luanda|7 November 1984|39,459|
|Menongue|Menonguensis|Diocese|Roman|Lubango|10 August 1975|213,309|
|Namibe|Namibanus|Diocese|Roman|Lubango|21 March 2009|57,097|
|Ndalatando|Ndalatandensis|Diocese|Roman|Malanje|26 March 1990|20,159|
|Ondjiva|Ondiivanus|Diocese|Roman|Lubango|10 August 1975|83,900|
|Saurímo|Saurimoënsis|Metropolitan Archdiocese|Roman|Saurímo|10 August 1975|77,000|
|Sumbe|Sumbensis|Diocese|Roman|Luanda|10 August 1975|60,000|
|Uíje|Uiiensis|Diocese|Roman|Luanda|14 March 1967|63,530|
|Viana|Viananensis|Diocese|Roman|Luanda|6 June 2007|17,206|

Question: what is the number of diocese with an area larger than 20,000(km2)?
Answer: 16